Immune Support This flavoursome and soothing blend of blackcurrant, raspberry, enchinea & elderberry helps you to stay one step ahead each and every day. We've added Vitamin D in this delicious blend to contribute to the normal function of the immune system. Sourced with Care Twinings of London Living well should taste as good as it makes you feel. That's why we carefully select the finest ingredients to create a range of drinks that help make daily wellbeing deliciously enjoyable. Country of Origin: Blended and packed in Poland to the highest standards by Twinings of London using the finest imported ingredients.